266022315120 has 480 divisors, whose sum is σ = 906177715200. Its totient is φ = 64470841344.

The previous prime is 266022315067. The next prime is 266022315121. The reversal of 266022315120 is 21513220662.

It is a super-2 number, since 2×266022315120² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266022315121) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 600501619 + ... + 600502061.

It is an arithmetic number, because the mean of its divisors is an integer number (1887870240).

Almost surely, 2^266022315120 is an apocalyptic number.

266022315120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 266022315120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (453088857600).

266022315120 is an abundant number, since it is smaller than the sum of its proper divisors (640155400080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

266022315120 is a wasteful number, since it uses less digits than its factorization.

266022315120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 765 (or 740 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 266022315120 its reverse (21513220662), we get a palindrome (287535535782).

The spelling of 266022315120 in words is "two hundred sixty-six billion, twenty-two million, three hundred fifteen thousand, one hundred twenty".